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/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
const { Preferences } = ChromeUtils.importESModule(
"resource://gre/modules/Preferences.sys.mjs"
);
const { Service } = ChromeUtils.importESModule(
"resource://services-sync/service.sys.mjs"
);
add_task(async function run_test() {
let engine = Service.engineManager.get("prefs");
let tracker = engine._tracker;
let prefs = new Preferences();
try {
_("tracker.modified corresponds to preference.");
Assert.equal(Svc.Prefs.get("engine.prefs.modified"), undefined);
Assert.ok(!tracker.modified);
tracker.modified = true;
Assert.equal(Svc.Prefs.get("engine.prefs.modified"), true);
Assert.ok(tracker.modified);
_("Engine's getChangedID() just returns the one GUID we have.");
let changedIDs = await engine.getChangedIDs();
let ids = Object.keys(changedIDs);
Assert.equal(ids.length, 1);
Assert.equal(ids[0], CommonUtils.encodeBase64URL(Services.appinfo.ID));
Svc.Prefs.set("engine.prefs.modified", false);
Assert.ok(!tracker.modified);
_("No modified state, so no changed IDs.");
do_check_empty(await engine.getChangedIDs());
_("Initial score is 0");
Assert.equal(tracker.score, 0);
_("Test fixtures.");
Svc.Prefs.set("prefs.sync.testing.int", true);
_(
"Test fixtures haven't upped the tracker score yet because it hasn't started tracking yet."
);
Assert.equal(tracker.score, 0);
_("Tell the tracker to start tracking changes.");
tracker.start();
prefs.set("testing.int", 23);
await tracker.asyncObserver.promiseObserversComplete();
Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE);
Assert.equal(tracker.modified, true);
_("Clearing changed IDs reset modified status.");
await tracker.clearChangedIDs();
Assert.equal(tracker.modified, false);
_("Resetting a pref ups the score, too.");
prefs.reset("testing.int");
await tracker.asyncObserver.promiseObserversComplete();
Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE * 2);
Assert.equal(tracker.modified, true);
await tracker.clearChangedIDs();
_("So does changing a pref sync pref.");
Svc.Prefs.set("prefs.sync.testing.int", false);
await tracker.asyncObserver.promiseObserversComplete();
Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE * 3);
Assert.equal(tracker.modified, true);
await tracker.clearChangedIDs();
_(
"Now that the pref sync pref has been flipped, changes to it won't be picked up."
);
prefs.set("testing.int", 42);
await tracker.asyncObserver.promiseObserversComplete();
Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE * 3);
Assert.equal(tracker.modified, false);
await tracker.clearChangedIDs();
_("Changing some other random pref won't do anything.");
prefs.set("testing.other", "blergh");
await tracker.asyncObserver.promiseObserversComplete();
Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE * 3);
Assert.equal(tracker.modified, false);
} finally {
await tracker.stop();
prefs.resetBranch("");
}
});
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